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株树桥水库大坝渗漏原因初步分析
Analysis on the seepage causes of the dam for the Zhushuqiao Reservoir
【摘要】 株树桥水库属我国第一批混凝土面板堆石坝工程。大坝自 1992年 7月起发现有漏水 ,以后呈逐年增加趋势 ,1999年 7月达到 2 5 0 0L/s ,为同类工程所罕见。为此 ,对株树桥水库大坝渗漏原因做了初步分析 ,认为大坝与两岸岩体相对变形导致止水破坏是大坝面板破坏的基本原因 ,并由此对混凝土面板堆石坝的设计、施工等方面提出了一些值得探讨的问题
【Abstract】 The Zhushuqiao Reservoir is one of the first concrete face rockfill dams of China. However, since July in 1992, there has been water seepage in the dam and trended towards increase year by year, even up to 2500 L/s in July of 1999, which is rare in the similar projects. Therefore, the preliminary analysis on the seepage causes of Zhushuqiao Reservoir Dam has been carried out. It concluded that the failure of water sealing materials caused by the deformation of the dam and the rock body in two banks is the basic cause of the failure of dam slabs. This paper also puts forward some problems on the design and construction of concrete face rockfill dams for further study.
【Key words】 dam seepage; dam deformation; bedding material; transition material; concrete face rockfill dam; Zhushuqiao Reservoir;
- 【文献出处】 水力发电 ,Water Power , 编辑部邮箱 ,2003年02期
- 【分类号】TV698.2
- 【被引频次】11
- 【下载频次】155